CB 3
CB 3

Type	Midget
Class	CB (42)
Laid down		Caproni-Taliedo, Milan
Launched
Commissioned	10 May 1941
End service
Stricken
Loss date	25 Aug 1944
Loss position	44° 07'N, 28° 40'E
History	Transferred to the Black Sea. Transferred to Romania after the armestice. Scuttled by the Romanians on 25th August 1944. Raised by the Soviets and commissioned as TM-6. Scrapped in 1945.
Fate

Commands

Commander	Date from	Date to	Command notes
S.T.V. Giovanni Sorrentino	10 May 1941	31 Oct 1942
S.T.V. Matteo Nardon	Jun 1943	Sep 1943
G.M. Gabriele Battistini	1944	25 Aug 1944

Ships hit

No ships hit by this submarine.

Patrols and events

	Commander	Date	Time	Port	Arr. date	Arr. time	Arr. port	Miles	Description
		16 Apr 1941	1000	La Spezia	16 Apr 1941	1420	La Spezia		Exercises with CB 4 escorted by the auxiliary Rimini.
	Sorrentino, Giovanni	10 May 1941		La Spezia	10 May 1941		La Spezia		Commissioned.
	Sorrentino, Giovanni	30 May 1941		La Spezia	30 May 1941		La Spezia		Exercises.
1	Sorrentino, Giovanni	14 Jun 1941	2050	La Spezia	15 Jun 1941	0950	La Spezia	65	Patrolled with CB 2. On 15th June 1941 joined MARICOSOM.
	Sorrentino, Giovanni	23 Jun 1941	1900	La Spezia	23 Jun 1941	1300	La Spezia	14	Exercises.
	Sorrentino, Giovanni	26 Jun 1941	0900	La Spezia	26 Jun 1941	1220	La Spezia	15,5	Exercises.
	Sorrentino, Giovanni	28 Jun 1941	1430	La Spezia	28 Jun 1941	1610	La Spezia		Exercises.
	Sorrentino, Giovanni	8 Jul 1941	0830	La Spezia	8 Jul 1941	1200	La Spezia	11	Exercises.
2	Sorrentino, Giovanni	8 Jul 1941	1630	La Spezia	9 Jul 1941	0815	La Spezia	57	Antisubmarine patrol with CB 2. Uneventful.
	Sorrentino, Giovanni	11 Jul 1941	0830	La Spezia	11 Jul 1941	1800	La Spezia	31	Exercises.
	Sorrentino, Giovanni	13 Jul 1941	0730	La Spezia	13 Jul 1941	1205	La Spezia	15	Exercises.
	Sorrentino, Giovanni	15 Jul 1941	1535	La Spezia	15 Jul 1941	1815	La Spezia	7,7	Exercises.
	Sorrentino, Giovanni	18 Jul 1941	0845	La Spezia	18 Jul 1941	1225	La Spezia	15,8	Exercises.
	Sorrentino, Giovanni	22 Jul 1941	1420	La Spezia	22 Jul 1941	1800	La Spezia	18,5	Exercises.
	Sorrentino, Giovanni	28 Jul 1941	1340	La Spezia	28 Jul 1941	1640	La Spezia	3	Exercises.
	Sorrentino, Giovanni	31 Jul 1941	0945	La Spezia	31 Jul 1941	1220	La Spezia	3	Exercises.
3	Sorrentino, Giovanni	3 Aug 1941	1800	La Spezia	4 Aug 1941	1140	La Spezia		Patrolled with CB 2.
	Sorrentino, Giovanni	9 Aug 1941	2140	La Spezia	10 Aug 1941	Date?	La Spezia		Exercises.
	Sorrentino, Giovanni	11 Aug 1941	0940	La Spezia	11 Aug 1941	1310	La Spezia		Exercises.
	Sorrentino, Giovanni	12 Aug 1941	1605	La Spezia	12 Aug 1941	1900	La Spezia		Exercises, escorted by the auxiliary Crotone.
	Sorrentino, Giovanni	12 Aug 1941	2110	La Spezia	13 Aug 1941	0030	La Spezia		Exercises, escorted by the tug Porto Sdoba.
	Sorrentino, Giovanni	9 Sep 1941	0925	La Spezia	9 Sep 1941	1142	La Spezia	10	Exercises.
	Sorrentino, Giovanni	10 Sep 1941	0752	La Spezia	10 Sep 1941	1115	La Spezia	10	Exercises.
	Sorrentino, Giovanni	11 Sep 1941	1610	La Spezia	12 Sep 1941		Naples		Passage La Spezia-Naples (by train).
	Sorrentino, Giovanni	15 Sep 1941	0325	Naples	15 Sep 1941	0940	Salerno	42	Passage Naples-Salerno.
	Sorrentino, Giovanni	22 Sep 1941	1550	Salerno	22 Sep 1941	1718	Salerno	5,5	Exercises.
4	Sorrentino, Giovanni	29 Sep 1941	1700	Salerno	30 Sep 1941	1050	Salerno	96	Antisubmarine patrol with CB 5. Uneventful.
5	Sorrentino, Giovanni	10 Oct 1941	1730	Salerno	11 Oct 1941	1300	Salerno	93	Antisubmarine patrol. Uneventful.
6	Sorrentino, Giovanni	16 Oct 1941	1700	Salerno	17 Oct 1941	1155	Salerno	70	Antisubmarine surface patrol. Uneventful.
	Sorrentino, Giovanni	25 Oct 1941	0300	Salerno	25 Oct 1941	1055	Naples	43	Passage Salerno-Naples with CB 4.
	Sorrentino, Giovanni	26 Oct 1941	0810	Naples	26 Oct 1941	1445	Salerno	43	Passage Naples-Salerno.
7	Sorrentino, Giovanni	27 Oct 1941	1800	Salerno	28 Oct 1941	0920	Salerno	74	Antisubmarine patrol with CB 4. Uneventful.
	Sorrentino, Giovanni	19 Nov 1941		Salerno	19 Nov 1941	1530	Salerno		Exercises.
	Sorrentino, Giovanni	23 Nov 1941	0900	Salerno	23 Nov 1941	1000	Salerno		Exercises or change of anchorage?
8	Sorrentino, Giovanni	25 Nov 1941	1800	Salerno	26 Nov 1941	0900	Salerno	77	Antisubmarine patrol. Uneventful.
	Sorrentino, Giovanni	1 Dec 1941	0845	Salerno	1 Dec 1941	1225	Salerno	15	Exercises with the motorboats A.S.83 and A.S.65.
	Sorrentino, Giovanni	3 Dec 1941	0840	Salerno	3 Dec 1941	1235	Salerno	11	Exercises with the motorboats A.S.75 and A.S.83.
	Sorrentino, Giovanni	5 Dec 1941	0900	Salerno	5 Dec 1941	1215	Salerno	11	Exercises with the motorboat A.S.83.
	Sorrentino, Giovanni	10 Dec 1941	0900	Salerno	10 Dec 1941	1200	Salerno	7,5	Exercises with the motorboat A.S.83.
	Sorrentino, Giovanni	11 Dec 1941	0955	Salerno	11 Dec 1941	1215	Salerno	7	Exercises with the motorboats A.S.65 and A.S.83.
	Sorrentino, Giovanni	12 Dec 1941	0835	Salerno	12 Dec 1941	1150	Salerno	7,5	Exercises with the motorboats A.S.83.
	Sorrentino, Giovanni	13 Dec 1941	0810	Salerno	13 Dec 1941	1210	Salerno		Exercises.
	Sorrentino, Giovanni	4 Jan 1942	0825	Salerno	4 Jan 1942	1440	Naples	40	Passage Salerno-Naples on the surface at 6 knots then by rail to La Spezia.
	Sorrentino, Giovanni	25 Feb 1942	0900	La Spezia	25 Feb 1942	1605	La Spezia		Exercises.
	Sorrentino, Giovanni	26 Mar 1942	1155	La Spezia	26 Mar 1942	1530	La Spezia		Exercises.
	Sorrentino, Giovanni	28 Mar 1942	1100	La Spezia	28 Mar 1942	1540	La Spezia		Exercises.
	Sorrentino, Giovanni	5 May 1942		Galatz	7 May 1942	1945	Costanza		Passage Galatz-Costanza.
	Sorrentino, Giovanni	22 May 1942	0945	Costanza	22 May 1942	1400	Costanza		Exercises.
9	Sorrentino, Giovanni	2 Jun 1942	2340	Costanza	6 Jun 1942	0540	Yalta	286	Passage Costanza-Yalta and patrol south of Sevastopol with CB 1 and CB 2.
		5 Jun 1942	0330		At 0330 hours, a destroyer was sighted at a distance of 6,000 metres, proceeding at 25 knots.
		5 Jun 1942	0510	(0) Near Cape Sarytsch.	At 0510 hours, a submarine was sighted at a distance of 5-6,000 metres and passed out of range.
		5 Jun 1942	1710	(0) Near Cape Sarytsch.	At 1710 hours, a Soviet submarine was sighted at a distance of 3,000 metres, steering 300° at 10 knots. CB 3 could not close the range and could only make an enemy report, which was not acknowledged.
10	Sorrentino, Giovanni	7 Jun 1942	1924	Yalta	9 Jun 1942	0645	Yalta	145	Patrolled south of Sevastopol, between 44°10'N and 43°50'N, and between 33°38'E amd 33°52'E. Uneventful.
11	Sorrentino, Giovanni	12 Jun 1942	1412	Yalta	13 Jun 1942	1400	Yalta	93	Patrolled south of Sevastopol, on the meridian of Cape Sarych, 35 miles from the cape, then at dawn of the 13th 200° - Cape Chersonese - 22 miles.
		13 Jun 1942	0417	(0) South of Sevastopol.	At 0404 hours, a cruiser [destroyer leader] of the TASCHENT [TASHKENT] class followed at a distance of 2,000 metres by a cruiser of the KIROV class, were sighted at a distance of 8,000 metres, steering 180° at 20 knots. At 0417 hours, two torpedoes (450mm) were fired at a range of 1,800 metres, aimed at the KIROV class cruiser. The torpedoes sank almost immediately upon firing due to lack of maintenance at Yalta (the staff had not arrived yet). The target was the light cruiser Molotov, escorted by the destroyer Bditelniy. and they were evacuating wounded from Sebastopol. They did not observe the attack.
12	Sorrentino, Giovanni	14 Jun 1942	1230	Yalta	16 Jun 1942	0805	Yalta	160	Patrolled south of Sevastopol with CB 4. Proceeded to 43°40'N, 34°00'E then from dawn on 15th June moved westward for 10 miles until the meridian of Cape Sarych was reached.
		15 Jun 1942	1226	(0) 40 miles south of C, Sarytsch.	At 1212 hours, a Soviet submarine of the DEKABRIST class was sighted at a distance of 5,000 metres on a northerly course at 3 knots. At 1215 hours, the enemy submarine began to emit a lot of smoke and had probably started the diesels. Three men could be observed on the bridge. At 1226 hours, CB 3 fired two torpedoes (450mm) at a range of 1,200 metres and dived to 14 metres. One hit was heard after 63 seconds. Nothing could be seen when the midget returned to periscope depth. At 1345 hours, the midget surfaced in the area and found a floating corpse and assumed it was from the sunken submarine. The target was the Soviet submarine S-32 (Captain 3rd rank Stefan Klimentievich Pavlenko) on a supply mission to Sebastopol. She was missed but would be sunk by a German bomber on 26th June.
		15 Jun 1942	1540		At 1540 hours, two Soviet aircraft were seen at a distance of 1,000 metres.
	Sorrentino, Giovanni	19 Jun 1942	1300	Yalta	19 Jun 1942	1300	Yalta		At Yalta damaged under air attack.
		19 Jun 1942	1300	(0) At Yalta.	At 1300 hours, CB 2 and CB 3 were anchored at Yalta when they came under air attack. The periscope of CB 3 was seriously damaged and could only be repaired at Costanza.
	Sorrentino, Giovanni	21 Jun 1942	1615	Yalta	25 Jun 1942	1715	Costanza	362	Passage Yalta-Costanza with CB 2 through 43°47'N, 31°38'E. Uneventful except for the rough weather encountered. Needed repairs that lasted three weeks.
	Sorrentino, Giovanni	15 Aug 1942	1215	Costanza	17 Aug 1942	1315	Costanza	15	Passage Costanza-Yalta with CB 2 and CB 6, but all returned because of defects.
	Sorrentino, Giovanni	18 Aug 1942	Date???	Costanza	19 Aug 1942		Costanza		Exercises.
	Sorrentino, Giovanni	13 Sep 1942	1300	Costanza	14 Sep 1942	1500	Burgas		Passage Costanza-Burgas with CB 2.
13	Sorrentino, Giovanni	16 Sep 1942	1800	Burgas	19 Sep 1942	0700	Burgas		Patrolled with CB 2 near Bosphorus, between 41°30'N and the Turkish coast, and between 29°10'E and 29°30'E. She carried C.C. Luigi Longanesi Catani (Capo Squadriglia) as a passenger.
		16 Sep 1942	2145		At 2145 hours, a large sailing vessel was sighted on a southerly course. The following days sighted only Turkish sailing vessels.
	Sorrentino, Giovanni	21 Sep 1942	0830	Burgas	22 Sep 1942	1540	Costanza	530	Passage Burgas-Costanza with CB 2 [mileage from 13th September].
	Sorrentino, Giovanni	16 Oct 1942	1250	Costanza	17 Oct 1942	0745	Sulina		Passage Costanza-Sevastopol with CB 2, but due to bad weather was diverted to Sulina.
	Sorrentino, Giovanni	17 Oct 1942	1100	Sulina	19 Oct 1942	1100	Bay of Karadscha		Passage Sulina-Sevastopol with CB 2, but her engine failed and she had to use a makeshift sail at 1010 hours on the 18th in heavy seas (Force 6-7). She took refuge in the Bay of Karadscha (near Cape Tarkhan, 45°27’32” N, 36°26’54” E).
	Sorrentino, Giovanni	20 Oct 1942	0540	Bay of Karadscha	20 Oct 1942	0540	Bay of Karadscha		She lost an anchor in bad weather and was beached at 0540 hours on the 20th. A German minesweeper finally arrived at 0600 hours on the 21st to help out.
	Sorrentino, Giovanni	21 Oct 1942	1430	Bay of Karadscha	21 Oct 1942	1800	Ak Metchet		At 1100/21 she was freed with the help of the tug RA-56 and was taken in tow to Ak Metchet.
	Sorrentino, Giovanni	27 Oct 1942	2330	Ak Metchet	28 Oct 1942	1800	Otschakov		Passage Ak Metchet-Otschakov towed by the German tug Wagrein.
	Sorrentino, Giovanni	27 Oct 1942	2330	Ak Metchet	31 Oct 1942	1630	Costanza		Passage Ak Metchet-Costanza, towed by the German tug Wagrein with stops at Ociak, Bugaz and Sulina.
	Sorrentino, Giovanni	29 Oct 1942	0600	Otschakov	29 Oct 1942	1700	Bugaz		Passage Otschakov-Bugaz.
	Sorrentino, Giovanni	30 Oct 1942	0600	Bugaz	30 Oct 1942	1600	Sulina		Passage Bugaz-Sulina.
	Sorrentino, Giovanni	31 Oct 1942	0400	Sulina	31 Oct 1942	1630	Costanza	565	Passage Sulina-Costanza.
	Nardon, Matteo	16 Jun 1943		Costanza	16 Jun 1943		Costanza		Exercises?
	Nardon, Matteo	17 Jun 1943		Costanza	17 Jun 1943		Costanza		Exercises?
14	Nardon, Matteo	27 Jun 1943	0800	Costanza	29 Jun 1943	1200	Costanza		Antisubmarine patrol.
	Nardon, Matteo	15 Jul 1943	0800	Costanza	15 Jul 1943	1100	Costanza		Exercises.
	Nardon, Matteo	16 Jul 1943	0800	Costanza	16 Jul 1943	1100	Costanza		Exercises.
	Nardon, Matteo	17 Jul 1943	0730	Costanza	17 Jul 1943	1100	Costanza		Exercises.
	Nardon, Matteo	25 Jul 1943	0830	Costanza	1 Aug 1943	1258	Sevastopol		Sailed with CB 4, the German tug Stralsund and the submarine chasers UJ-2301 and UJ-2302. They arrived at Sevastopol with the lighters F-301, F-304 and MR-7 and RS-4.
15	Nardon, Matteo	5 Aug 1943	0714	Sevastopol	7 Aug 1943	1800	Sevastopol		Carried out a patrol?
16	Nardon, Matteo	17 Aug 1943		Sevastopol	19 Aug 1943	0730	Sevastopol		A/S patrol South of Cape Tarkhankutsi to Evpatoria Bay.
17	Nardon, Matteo	19 Aug 1943	0840	Sevastopol	22 Aug 1943	1516	Sevastopol		Patrolled between (a) 44°15'N, 33°45'E (b) 44°00'N, 33°45'E (c) 44°15'N, 34°15'E (d) 44°00'N, 34°15'E.
18	Nardon, Matteo	25 Aug 1943	0500	Sevastopol	25 Aug 1943	1330	Sevastopol		Sailed for patrol with CB 4 between 45°00 N and 45°30'N, and between 32°00'E and 32°30'E. May have turned back because of defects.
	Nardon, Matteo	4 Sep 1943	1545	Ak Mechet	5 Sep 1943	1645	Sevastopol		Passage Ak Mechet-Sevastopol. Seized at Sevastopol.
19	Nardon, Matteo	15 Sep 1943		Sevastopol	16 Sep 1943		Sevastopol		Patrolled during operation MAINTLAND.
		3 Dec 1943			3 Dec 1943				According to an ULTRA signal, she flew the Rumanian flag on 3rd December 943.
20		1 Jul 1944	Date???	Sulina	1 Jul 1944	Date???	Sulina		Patrolled in July, uneventful. It is possible that CB 6 also made a sortie.
21		24 Aug 1944		Costanza	24 Aug 1944		Costanza		Carried out an uneventful patrol.
	Battistini, Gabriele	25 Aug 1944		Costanza	25 Aug 1944	1700	Scuttled	?	The midget sailed to operate against Soviet forces, but was scuttled two miles off the coast (Rumania had capitulated on 23rd August) and the crew of three swam ashore and managed to join the retreating column of the personnel of the Gruppo CB M.O. Livio Piomarta under C.F. Zingarelli. They all managed to reach Italy.

88 entries. 85 total patrol entries (21 marked as war patrols) and 8 events.

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